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Consolidated Balance Sheet Detail - Summary of Accrued Compensation and Benefits (Detail) - USD ($)
$ in Thousands
Dec. 31, 2019
Mar. 31, 2019
Compensation Related Costs [Abstract]    
Salary and related benefits $ 200 $ 638
Accrued vacation 554 495
Accrued payroll taxes 1,639 1,316
Accrued incentive payments 2,250 3,700
Accrued termination and transition payments 1,256  
Total accrued compensation and benefits $ 5,899 $ 6,149